Gauge icon for visual display on a communication terminal



FIG. 1 is a front view of a gauge icon for visual display on a communication tereminal; and,

FIG. 2 is a front view thereof, on a reduced scale.

The broken line showing of environment in the figures is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a gauge icon for visual display on a communication terminal, as shown and described. 